/*
 * Copyright 2022 The Open Islands Authors. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.openislands.oi.util.json;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.deser.std.StdDeserializer;

import java.lang.reflect.Field;

public class EnumDeserializer extends StdDeserializer<Enum<?>> {
    public EnumDeserializer() {
        super(((Class<?>) null));
    }

    @SuppressWarnings("all")
    @Override
    public Enum<?> deserialize(JsonParser jp, DeserializationContext deserializationContext) {
        try {
            final Class<?> aClass = jp.getCurrentValue().getClass();
            final Field field = aClass.getDeclaredField(jp.getCurrentName());
            final Object value = jp.getText();
            if (value != null) {
                return Enum.valueOf(((Class<Enum>) field.getType()), value.toString());
            }
        } catch (Exception ignored) {
        }
        return null;
    }
}
